export function addFilterTag(tag, lastSelected) {
    const selected = lastSelected.slice();
    if (!selected.includes(tag)) {
        selected.push(tag);
    }
    return selected;
}

export function removeFilterTag(tag, lastSelected) {
    const selected = lastSelected.slice();
    const index = selected.indexOf(tag);
    selected.splice(index, 1);
    return selected;
}
